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AVprozaik [17]
3 years ago
15

Answer this question im giving out brainliest

Mathematics
2 answers:
AleksAgata [21]3 years ago
7 0
73.5 yard square I think I’m right
Andrews [41]3 years ago
3 0

Answer:

73.5 yd squared

Step-by-step explanation:

The formula for finding an area of a triangle is Base x Height divided by 2, so 21 x 7 = 147 and dividing that by 2 gets you 73.5.

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A bag contains 20 marbles. The probability of picking a yellow marble is 3/4. How many marbles are yellow?
emmasim [6.3K]
15 because 3/4 is equivalent to 75% and 75% of 20 is 15.
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Which describes the best relationship between the age of cheese and the amount of lactic acid present in the cheese
katrin2010 [14]
Positive correlation
6 0
3 years ago
Get it wrong ur duwb it’s easy math
UkoKoshka [18]

Answer:

If this question is so easy then why are you asking us do it yourself

Step-by-step explanation:

6 0
3 years ago
Help please and this time please put an explanation just don't only say the answer <br> thank you
coldgirl [10]

✽ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ✽

➷ T\boxed{4} B\boxed{24}

✽ Ok, so B is the number of boys and T is the number of teachers.

➷ t \div ( B + 18) = \frac{2}{21}

\frac{B}{18} = \frac{4}{3}

✽ Then solve the second equation for B.

➷ B = 24

✽ Plug into the first equation to find T.

➷ T \div (24 + 18) = \frac{2}{21}

T = 4

✽

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ May ♡

5 0
3 years ago
1) Draw the arrow diagram and the matrix representation for the relation: R={(1, 2), (3, 4), (2, 3), (3, 2), (2, 1), (3, 1), (4,
tensa zangetsu [6.8K]

Answer:

The arrow diagram and the matrix representation for the relation is shown below.

Step-by-step explanation:

The given relation is

R={(1, 2), (3, 4), (2, 3), (3, 2), (2, 1), (3, 1), (4, 3)}

If a relation is defined as

R=\{(x,y)|x\in R,y\in R\}

Then the set of x values is domain and set of y values is range.

The domain of the function is

Domain={1, 2, 3, 4)

The range of the function is

Range={1, 2, 3, 4)

In arrow diagram, we have two sets first set represents the domain and second set represents the range. The arrow connecting the element represent the relation.

In matrix representation,

M_{ij}=\begin{cases}1 & \text{ if } (x_i,y_j)\in R \\ 0 & \text{ if } (x_i,y_j)\notin R\end{cases}

The arrow diagram and the matrix representation for the relation is shown below.

6 0
4 years ago
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